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United States Utility Patents
4,950,850 - 4,950,859

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NumberTitle
4,950,850 Pedal switch assembly
4,950,851 Fast operator
4,950,852 Electric circuit breaker arc chute composition
4,950,853 Tapered stationary contact-line copper cross reference to related applications
4,950,854 Vacuum operated circuit breaker apparatus for replacing air-magnetic circuit breaker assemblies
4,950,855 Self-expansion electrical circuit breaker with variable extinguishing chamber volume
4,950,856 Push-button switch with momentary-on feature
4,950,857 Solid state ceramic microwave heating susceptor compositions with metal salt moderators
4,950,858 Boot heater
4,950,859 Bag for containing edibles during microwave cooking



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